| South Sioux City to Idar-Oberstein | 4,581.59 mi (7,373.36 km) |
| South Sioux City to Idstein | 4,592.93 mi (7,391.61 km) |
| South Sioux City to Illertissen | 4,744.23 mi (7,635.09 km) |
| South Sioux City to Illingen | 4,586.85 mi (7,381.82 km) |
| South Sioux City to Ilmenau | 4,662.18 mi (7,503.05 km) |
| South Sioux City to Ilsede | 4,567.79 mi (7,351.15 km) |
| South Sioux City to Ilsenburg | 4,601.77 mi (7,405.83 km) |
| South Sioux City to Ilsfeld | 4,677.99 mi (7,528.51 km) |
| South Sioux City to Ilvesheim | 4,635.68 mi (7,460.40 km) |
| South Sioux City to Immenstadt im Allgau | 4,778.21 mi (7,689.78 km) |
| South Sioux City to Ingelheim | 4,596.08 mi (7,396.68 km) |
| South Sioux City to Ingolstadt | 4,765.95 mi (7,670.06 km) |
| South Sioux City to Iserlohn | 4,522.15 mi (7,277.70 km) |
| South Sioux City to Isernhagen-Sud | 4,549.81 mi (7,322.22 km) |
| South Sioux City to Ismaning | 4,798.96 mi (7,723.18 km) |
